package lab02.test06;

public class Circle {
    public final double pai = 3.1415;
    double radius;
    double perimeter;
    double area;

    public Circle(){}
    public Circle (double radius){
        this.radius= radius;
    }

    public  double Area(){
        double area=pai*radius*radius;
        return area;
    }
    public double Perimeter(){
        double perimeter = 2*pai*radius;
        return perimeter;
    }
}
